Clayton Lewis is Emeritus Professor of Computer Science at the University of Colorado Boulder. Lewis served previously as Co-Director for Technology for the Coleman Institute for Cognitive Disabilities, and Fellow of the Institute of Cognitive Science, at CU, and as technology advisor to the director of the National Institute for Disability and Rehabilitation Research, US Department of Education. He is well known for his research on evaluation methods in user interface design. Two methods to which he and his colleagues have contributed, the thinking aloud method and the cognitive walkthrough, are in regular use in software development organizations around the world.
Before joining the University of Colorado, Lewis was Manager of Human Factors at IBM’s Watson Research Center. He has been honored by appointment to the ACM SIGCHI Academy, by the SIGCHI Social Impact Award, and by the Strache Leadership Award (CSUN Assistive Technology Conference). With colleagues, Lewis is developing a vision for platform support to open up the innovation pipeline to a broader audience.